Yes — on Google Play
WiThrottle has a Google Play listing.
App Store
On Google Play
Is WiThrottle on Android?
About WiThrottle
Use your iPhone, iPod touch, or iPad as a throttle for model railroad control! **PLEASE NOTE** This App is not a stand-alone product! Other hardware and software are required. Link to the popular JMRI software through a local Wi-Fi network to access throttle, address, and function controls wirelessly. -or- Connect …